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href=“tel:” and mobile numbers

...ant to dial via the international trunk, you need to drop the trunk prefix and replace it with the international dialing prefix + - Short hand for the country trunk number 61 - Country code for Australia 4 - Area code for a mobile telephone 1234 5678 - Mobile telephone number...
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How to Set Opacity (Alpha) for View in Android

...lar problem with a TextView. I was able to solve it, by extending TextView and overriding onSetAlpha. Maybe you could try something similar with your button: import android.content.Context; import android.util.AttributeSet; import android.widget.TextView; public class AlphaTextView extends TextVie...
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Adding Only Untracked Files

One of the commands I find incredibly useful in Git is git add -u to throw everything but untracked files into the index. Is there an inverse of that? In the last few months, I've often found myself in a position where I've interactively added some updates to the index and I want to add all of the...
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how to use javascript Object.defineProperty

...ed to find EVERY occurence of the discount modification in the client code and add a line if(obj.discount>80) obj.discount = 80; Then the e-shop owner may further change his strategy, like "if the customer is reseller, the maximal discount can be 90%". And you need to do the change on multiple...
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When to use the different log levels

...he following convention: Trace - Only when I would be "tracing" the code and trying to find one part of a function specifically. Debug - Information that is diagnostically helpful to people more than just developers (IT, sysadmins, etc.). Info - Generally useful information to log (service start/s...
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ExpandableListView - hide indicator for groups with no children

In an ExpandableListView , is there a way to hide the group indicator for groups with no children? 13 Answers ...
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What's the difference between URI.escape and CGI.escape?

What's the difference between URI.escape and CGI.escape and which one should I use? 7 Answers ...
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How to turn on line numbers in IDLE?

...on 3.8 or newer: To show line numbers in the current window, go to Options and click Show Line Numbers. To show them automatically, go to Options > Configure IDLE > General and check the Show line numbers in new windows box. Version 3.7 or older: Unfortunately there is not an option to display...
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Is functional GUI programming possible? [closed]

I've recently caught the FP bug (trying to learn Haskell), and I've been really impressed with what I've seen so far (first-class functions, lazy evaluation, and all the other goodies). I'm no expert yet, but I've already begun to find it easier to reason "functionally" than imperatively for basic ...
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How to save MailMessage object to disk as *.eml or *.msg file

...er, true); } } } You can then take the stream thats returned and do as you want with it, including saving to another location on disk or storing in a database field, or even emailing as an attachment. share ...